As Dennis Kucinich states:
https://www.thenation.com/article/why-is-the-foreign-policy-establishment-spoiling-for-more-war-look-at-their-donors/
That's a good read for sure.
Where's all the Republicans who claimed to be conservative? Where have they been the past two (2) years? I don't think there is such a thing as a so-called conservative Republican. Conservative Republicans just don't exist.